mirror of https://github.com/kubernetes/kops.git
138 lines
3.9 KiB
Go
138 lines
3.9 KiB
Go
/*
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Copyright 2014 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package main
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import (
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"fmt"
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"io"
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"github.com/golang/glog"
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"github.com/spf13/cobra"
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"k8s.io/kops/cmd/kops/util"
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kopsapi "k8s.io/kops/pkg/apis/kops"
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"k8s.io/kops/util/pkg/vfs"
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k8sapi "k8s.io/kubernetes/pkg/api"
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"k8s.io/kubernetes/pkg/api/errors"
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cmdutil "k8s.io/kubernetes/pkg/kubectl/cmd/util"
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"k8s.io/kubernetes/pkg/kubectl/resource"
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)
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// TODO: Move to field on instancegroup?
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const ClusterNameLabel = "kops.k8s.io/cluster"
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type CreateOptions struct {
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resource.FilenameOptions
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}
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func NewCmdCreate(f *util.Factory, out io.Writer) *cobra.Command {
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options := &CreateOptions{}
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cmd := &cobra.Command{
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Use: "create -f FILENAME",
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Short: "Create a resource by filename or stdin",
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Run: func(cmd *cobra.Command, args []string) {
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if cmdutil.IsFilenameEmpty(options.Filenames) {
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cmd.Help()
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return
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}
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//cmdutil.CheckErr(ValidateArgs(cmd, args))
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//cmdutil.CheckErr(cmdutil.ValidateOutputArgs(cmd))
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cmdutil.CheckErr(RunCreate(f, cmd, out, options))
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},
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}
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cmd.Flags().StringSliceVarP(&options.Filenames, "filename", "f", options.Filenames, "Filename to use to create the resource")
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//usage := "to use to create the resource"
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//cmdutil.AddFilenameOptionFlags(cmd, options, usage)
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cmd.MarkFlagRequired("filename")
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//cmdutil.AddValidateFlags(cmd)
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//cmdutil.AddOutputFlagsForMutation(cmd)
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//cmdutil.AddApplyAnnotationFlags(cmd)
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//cmdutil.AddRecordFlag(cmd)
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//cmdutil.AddInclude3rdPartyFlags(cmd)
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// create subcommands
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cmd.AddCommand(NewCmdCreateCluster(f, out))
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cmd.AddCommand(NewCmdCreateInstanceGroup(f, out))
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cmd.AddCommand(NewCmdCreateSecret(f, out))
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return cmd
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}
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func RunCreate(f *util.Factory, cmd *cobra.Command, out io.Writer, c *CreateOptions) error {
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clientset, err := f.Clientset()
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if err != nil {
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return err
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}
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// Codecs provides access to encoding and decoding for the scheme
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codecs := k8sapi.Codecs //serializer.NewCodecFactory(scheme)
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codec := codecs.UniversalDecoder(kopsapi.SchemeGroupVersion)
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for _, f := range c.Filenames {
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contents, err := vfs.Context.ReadFile(f)
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if err != nil {
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return fmt.Errorf("error reading file %q: %v", f, err)
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}
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o, gvk, err := codec.Decode(contents, nil, nil)
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if err != nil {
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return fmt.Errorf("error parsing file %q: %v", f, err)
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}
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switch v := o.(type) {
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case *kopsapi.Federation:
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_, err = clientset.Federations().Create(v)
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if err != nil {
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if errors.IsAlreadyExists(err) {
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return fmt.Errorf("federation %q already exists", v.Name)
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}
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return fmt.Errorf("error creating federation: %v", err)
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}
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case *kopsapi.Cluster:
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_, err = clientset.Clusters().Create(v)
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if err != nil {
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if errors.IsAlreadyExists(err) {
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return fmt.Errorf("cluster %q already exists", v.Name)
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}
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return fmt.Errorf("error creating cluster: %v", err)
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}
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case *kopsapi.InstanceGroup:
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clusterName := v.Labels[ClusterNameLabel]
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if clusterName == "" {
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return fmt.Errorf("must specify %q label with cluster name to create instanceGroup", ClusterNameLabel)
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}
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_, err = clientset.InstanceGroups(clusterName).Create(v)
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if err != nil {
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if errors.IsAlreadyExists(err) {
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return fmt.Errorf("instanceGroup %q already exists", v.Name)
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}
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return fmt.Errorf("error creating instanceGroup: %v", err)
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}
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default:
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glog.V(2).Infof("Type of object was %T", v)
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return fmt.Errorf("Unhandled kind %q in %q", gvk, f)
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}
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}
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return nil
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}
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